Water Systems Warn PVC Pipes Could Complicate TSCA Phthalate Evaluation

California drinking water utilities are warning EPA that its draft TSCA evaluation of the phthalate DINP needs to clearly consider potential risk from its use in polyvinyl chloride (PVC) pipes -- potentially expanding a nascent battle over the pipes’ safety as replacements for lead service lines (LSLs) under the agency’s new drinking water rule. The Association of California Water Agencies (ACWA), representing more than 470 public water agencies in the Golden State, filed Nov. 4 comments on the draft evaluation...